PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • atmosphere can result when the space had contained a flammable liquid.11 In tank removal operations, it is common to purge such tanks with an inert gas, such as nitrogen or carbon dioxide, to avoid an explosion during removal of the flammable material.
http://www.w3.org/ns/prov#wasQuotedFrom
  • meridianeng.com